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diff --git a/DAnCE/TargetManager_Ext/TargetManagerExt.idl b/DAnCE/TargetManager_Ext/TargetManagerExt.idl
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+++ b/DAnCE/TargetManager_Ext/TargetManagerExt.idl
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+// $Id$
+
+/**
+ * @file TargetManagerExt.idl
+ *
+ * @brief The Extensions to the TM interface for ARMS demo
+ *
+ * @author Nilabja R <nilabjar@dre.vanderbilt.edu>
+ * @author Nishanth Shankaran <nshankar@dre.vanderbilt.edu>
+ *
+ * This file declares a interface which will be implemented as
+ * a facet by the TargetManager component
+ */
+
+#include "DAnCE/Interfaces/NodeManagerDaemon.idl"
+
+module CIAO
+{
+  /**
+   * @struct Cpu_Info
+   * @brief Consists of individual host-cpu info
+   */
+  struct Host_Info
+  {
+    string hostname;
+    double cpu_util;
+  };
+
+  /// The sequence of CPU infos
+  typedef sequence<Host_Info> Host_Infos;
+
+  /**
+   * @struct Component_Cpu_Util
+   * @brief Contains a component CPU Util
+   */
+  struct Component_Info
+  {
+    string component_name;
+    double cpu_util;
+  };
+
+  /// The sequence of component cpu utilization
+  typedef sequence <Component_Info> Component_Infos;
+
+
+  /**
+   * @struct Host_NodeManager
+   * @brief Contains the node manager to host reference
+   */
+  struct Host_NodeManager
+  {
+    /// host name
+    string host_;
+
+    /// the node manager IOR
+    ::CIAO::NodeManagerDaemon node_mgr_;
+  };
+
+  /// Sequence of NodeManager.
+  typedef sequence <Host_NodeManager> Host_NodeManager_seq;
+
+  /**
+   * @interface TargetManagerExt
+   * @brief The Target Manager Extension
+   *
+   * Contains the interface used by the RACE
+   * controller.
+   */
+  interface TargetManagerExt
+  {
+    ///Returns the pid in which a component runs
+    long get_pid (in string component_uuid);
+    
+    /// returns the cpu usage for each host in the 
+    /// last cycle
+    Host_Infos get_host_cpu ();
+    
+    /// Return the detail of the components
+    Component_Infos get_component_cpu ();
+
+    /// Returns the OR of the Node managers
+    Host_NodeManager_seq get_all_node_managers ();
+  };
+};